RE: X86_64 kernel support MAX memory.

2005-02-15 Thread YhLu
Thanks. I will test 64G on node 4-7 only or 64G on node 0-3. YH > -Original Message- > From: Andi Kleen [mailto:[EMAIL PROTECTED] > Sent: Tuesday, February 15, 2005 2:55 PM > To: YhLu > Cc: linux-kernel@vger.kernel.org > Subject: Re: X86_64 kernel support MAX memory

Re: X86_64 kernel support MAX memory.

2005-02-15 Thread Andi Kleen
On Tue, Feb 15, 2005 at 02:57:14PM -0800, YhLu wrote: > It passed the memtest86+ 3.1a Are you sure it even tests the full 128GB? Traditionally PAE only supports 64GB. > > No oops dump, it just restart the system. At what point exactly? You probably have a serial console. What are the last line

RE: X86_64 kernel support MAX memory.

2005-02-15 Thread YhLu
It passed the memtest86+ 3.1a No oops dump, it just restart the system. YH > -Original Message- > From: Andi Kleen [mailto:[EMAIL PROTECTED] > Sent: Tuesday, February 15, 2005 2:42 PM > To: YhLu > Cc: linux-kernel@vger.kernel.org > Subject: Re: X86_64 kernel

Re: X86_64 kernel support MAX memory.

2005-02-15 Thread Andi Kleen
On Tue, Feb 15, 2005 at 02:34:17PM -0800, YhLu wrote: > If only use 64G RAM, it works well. Are you sure the RAM is not broken? The more you have of it the more likely one DIMM is bad. Otherwise debug it. What's the oops dump? -Andi - To unsubscribe from this list: send the line "unsubscribe li

RE: X86_64 kernel support MAX memory.

2005-02-15 Thread YhLu
If only use 64G RAM, it works well. YH > -Original Message- > From: Andi Kleen [mailto:[EMAIL PROTECTED] > Sent: Tuesday, February 15, 2005 12:15 PM > To: YhLu > Cc: linux-kernel@vger.kernel.org > Subject: Re: X86_64 kernel support MAX memory. > > On Tue, Fe

Re: X86_64 kernel support MAX memory.

2005-02-15 Thread Andi Kleen
On Tue, Feb 15, 2005 at 10:49:05AM -0800, YhLu wrote: > I got a system with 8 way Opteron. Every CPU has 16G memory. > > 2.6 kernel x86_64, it will crash when it start the Fifth node. The kernel has been successfully booted on 8 CPU Opteron systems before. Most likely it is something specific to

RE: X86_64 kernel support MAX memory.

2005-02-15 Thread YhLu
vger.kernel.org > Subject: Re: X86_64 kernel support MAX memory. > > On Mon, Feb 14, 2005 at 07:32:42PM -0800, YhLu wrote: > > Andi, > > > > How much is max RAM 2.6.11 x86_64 support on AMD64? > > 64G or 128G? > > 46bits in theory (64TB), however current C

Re: X86_64 kernel support MAX memory.

2005-02-15 Thread Andi Kleen
On Mon, Feb 14, 2005 at 07:32:42PM -0800, YhLu wrote: > Andi, > > How much is max RAM 2.6.11 x86_64 support on AMD64? > 64G or 128G? 46bits in theory (64TB), however current CPUs only support upto 40bits (AMD) or 36bits (Intel). There is some other code that is also limited to 40bits right now l